TextBox调用系统软键盘

 /// <summary>

        /// 文本框焦点

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void ddd(object sender, RoutedEventArgs e)

        {

            Process.Start(@"C:\WINDOWS\system32\osk.exe");

            

           

        }



        /// <summary>

        /// 文本框失去焦点

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void TextBox_LostFocus_1(object sender, RoutedEventArgs e)

        {

            var aa= Process.GetProcessesByName("osk");

            foreach(Process item in aa)

            {

                if (item.ProcessName == "osk")

                {

                    item.Kill();

                }

            }

            

        }